@@ -5,3 +5,4 @@ generic-y += agp.h
generic-y += asm-offsets.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
+generic-y += text-patching.h
@@ -6,3 +6,4 @@ generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += user.h
+generic-y += text-patching.h
similarity index 100%
rename from arch/arm/include/asm/patch.h
rename to arch/arm/include/asm/text-patching.h
@@ -23,7 +23,7 @@
#include <asm/insn.h>
#include <asm/set_memory.h>
#include <asm/stacktrace.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
/*
* The compiler emitted profiling hook consists of
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/jump_label.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/insn.h>
static void __arch_jump_label_transform(struct jump_entry *entry,
@@ -15,7 +15,7 @@
#include <linux/kgdb.h>
#include <linux/uaccess.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/traps.h>
struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] =
@@ -9,7 +9,7 @@
#include <asm/fixmap.h>
#include <asm/smp_plat.h>
#include <asm/opcodes.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
struct patch {
void *addr;
@@ -25,7 +25,7 @@
#include <asm/cacheflush.h>
#include <linux/percpu.h>
#include <linux/bug.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/sections.h>
#include "../decode-arm.h"
@@ -14,7 +14,7 @@
/* for arm_gen_branch */
#include <asm/insn.h>
/* for patch_text */
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include "core.h"
similarity index 100%
rename from arch/arm64/include/asm/patching.h
rename to arch/arm64/include/asm/text-patching.h
@@ -15,7 +15,7 @@
#include <asm/debug-monitors.h>
#include <asm/ftrace.h>
#include <asm/insn.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS
struct fregs_offset {
@@ -9,7 +9,7 @@
#include <linux/jump_label.h>
#include <linux/smp.h>
#include <asm/insn.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
bool arch_jump_label_transform_queue(struct jump_entry *entry,
enum jump_label_type type)
@@ -17,7 +17,7 @@
#include <asm/debug-monitors.h>
#include <asm/insn.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#include <asm/traps.h>
struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = {
@@ -10,7 +10,7 @@
#include <asm/fixmap.h>
#include <asm/insn.h>
#include <asm/kprobes.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#include <asm/sections.h>
static DEFINE_RAW_SPINLOCK(patch_lock);
@@ -27,7 +27,7 @@
#include <asm/debug-monitors.h>
#include <asm/insn.h>
#include <asm/irq.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#include <asm/ptrace.h>
#include <asm/sections.h>
#include <asm/system_misc.h>
@@ -41,7 +41,7 @@
#include <asm/extable.h>
#include <asm/insn.h>
#include <asm/kprobes.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#include <asm/traps.h>
#include <asm/smp.h>
#include <asm/stack_pointer.h>
@@ -19,7 +19,7 @@
#include <asm/cacheflush.h>
#include <asm/debug-monitors.h>
#include <asm/insn.h>
-#include <asm/patching.h>
+#include <asm/text-patching.h>
#include <asm/set_memory.h>
#include "bpf_jit.h"
@@ -11,3 +11,4 @@ generic-y += qspinlock.h
generic-y += parport.h
generic-y += user.h
generic-y += vmlinux.lds.h
+generic-y += text-patching.h
@@ -5,3 +5,4 @@ generic-y += extable.h
generic-y += iomap.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
+generic-y += text-patching.h
@@ -11,3 +11,4 @@ generic-y += user.h
generic-y += ioctl.h
generic-y += statfs.h
generic-y += param.h
+generic-y += text-patching.h
@@ -4,3 +4,4 @@ generic-y += extable.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += spinlock.h
+generic-y += text-patching.h
@@ -8,3 +8,4 @@ generic-y += parport.h
generic-y += syscalls.h
generic-y += tlb.h
generic-y += user.h
+generic-y += text-patching.h
@@ -13,3 +13,4 @@ generic-y += parport.h
generic-y += qrwlock.h
generic-y += qspinlock.h
generic-y += user.h
+generic-y += text-patching.h
@@ -7,3 +7,4 @@ generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += spinlock.h
generic-y += user.h
+generic-y += text-patching.h
@@ -9,3 +9,4 @@ generic-y += spinlock.h
generic-y += qrwlock_types.h
generic-y += qrwlock.h
generic-y += user.h
+generic-y += text-patching.h
similarity index 100%
rename from arch/parisc/include/asm/patch.h
rename to arch/parisc/include/asm/text-patching.h
@@ -20,7 +20,7 @@
#include <asm/assembly.h>
#include <asm/sections.h>
#include <asm/ftrace.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#define __hot __section(".text.hot")
@@ -8,7 +8,7 @@
#include <linux/jump_label.h>
#include <linux/bug.h>
#include <asm/alternative.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
static inline int reassemble_17(int as17)
{
@@ -16,7 +16,7 @@
#include <asm/ptrace.h>
#include <asm/traps.h>
#include <asm/processor.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/cacheflush.h>
const struct kgdb_arch arch_kgdb_ops = {
@@ -12,7 +12,7 @@
#include <linux/kprobes.h>
#include <linux/slab.h>
#include <asm/cacheflush.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL;
DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);
@@ -13,7 +13,7 @@
#include <asm/cacheflush.h>
#include <asm/fixmap.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
struct patch {
void *addr;
@@ -21,7 +21,7 @@
#include <linux/percpu.h>
#include <linux/module.h>
#include <asm/probes.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#ifdef CONFIG_KPROBES
#define __ARCH_WANT_KPROBES_INSN_SLOT
similarity index 100%
rename from arch/powerpc/include/asm/code-patching.h
rename to arch/powerpc/include/asm/text-patching.h
@@ -13,7 +13,7 @@
#include <linux/io.h>
#include <linux/memblock.h>
#include <linux/of.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/kdump.h>
#include <asm/firmware.h>
#include <linux/uio.h>
@@ -9,7 +9,7 @@
#include <linux/of_fdt.h>
#include <asm/epapr_hcalls.h>
#include <asm/cacheflush.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/machdep.h>
#include <asm/inst.h>
@@ -5,7 +5,7 @@
#include <linux/kernel.h>
#include <linux/jump_label.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/inst.h>
void arch_jump_label_transform(struct jump_entry *entry,
@@ -21,7 +21,7 @@
#include <asm/processor.h>
#include <asm/machdep.h>
#include <asm/debug.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <linux/slab.h>
#include <asm/inst.h>
@@ -21,7 +21,7 @@
#include <linux/slab.h>
#include <linux/set_memory.h>
#include <linux/execmem.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/cacheflush.h>
#include <asm/sstep.h>
#include <asm/sections.h>
@@ -18,7 +18,7 @@
#include <linux/bug.h>
#include <linux/sort.h>
#include <asm/setup.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
/* Count how many different relocations (different symbol, different
addend) */
@@ -17,7 +17,7 @@
#include <linux/kernel.h>
#include <asm/module.h>
#include <asm/firmware.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <linux/sort.h>
#include <asm/setup.h>
#include <asm/sections.h>
@@ -13,7 +13,7 @@
#include <asm/kprobes.h>
#include <asm/ptrace.h>
#include <asm/cacheflush.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/sstep.h>
#include <asm/ppc-opcode.h>
#include <asm/inst.h>
@@ -54,7 +54,7 @@
#include <asm/firmware.h>
#include <asm/hw_irq.h>
#endif
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/exec.h>
#include <asm/livepatch.h>
#include <asm/cpu_has_feature.h>
@@ -14,7 +14,7 @@
#include <linux/debugfs.h>
#include <asm/asm-prototypes.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/security_features.h>
#include <asm/sections.h>
#include <asm/setup.h>
@@ -40,7 +40,7 @@
#include <asm/time.h>
#include <asm/serial.h>
#include <asm/udbg.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/cpu_has_feature.h>
#include <asm/asm-prototypes.h>
#include <asm/kdump.h>
@@ -60,7 +60,7 @@
#include <asm/xmon.h>
#include <asm/udbg.h>
#include <asm/kexec.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/ftrace.h>
#include <asm/opal.h>
#include <asm/cputhreads.h>
@@ -2,7 +2,7 @@
#include <linux/memory.h>
#include <linux/static_call.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
void arch_static_call_transform(void *site, void *tramp, void *func, bool tail)
{
@@ -23,7 +23,7 @@
#include <linux/list.h>
#include <asm/cacheflush.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/ftrace.h>
#include <asm/syscall.h>
#include <asm/inst.h>
@@ -23,7 +23,7 @@
#include <linux/list.h>
#include <asm/cacheflush.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/ftrace.h>
#include <asm/syscall.h>
#include <asm/inst.h>
@@ -17,7 +17,7 @@
#include <asm/tlb.h>
#include <asm/tlbflush.h>
#include <asm/page.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/inst.h>
static int __patch_instruction(u32 *exec_addr, ppc_inst_t instr, u32 *patch_addr)
@@ -16,7 +16,7 @@
#include <linux/sched/mm.h>
#include <linux/stop_machine.h>
#include <asm/cputable.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/interrupt.h>
#include <asm/page.h>
#include <asm/sections.h>
@@ -6,7 +6,7 @@
#include <linux/vmalloc.h>
#include <linux/init.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
static int __init instr_is_branch_to_addr(const u32 *instr, unsigned long addr)
{
@@ -11,7 +11,7 @@
#include <asm/cpu_has_feature.h>
#include <asm/sstep.h>
#include <asm/ppc-opcode.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/inst.h>
#define MAX_SUBTESTS 16
@@ -25,7 +25,7 @@
#include <asm/mmu.h>
#include <asm/machdep.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/sections.h>
#include <mm/mmu_decl.h>
@@ -57,7 +57,7 @@
#include <asm/sections.h>
#include <asm/copro.h>
#include <asm/udbg.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/fadump.h>
#include <asm/firmware.h>
#include <asm/tm.h>
@@ -24,7 +24,7 @@
#include <linux/pgtable.h>
#include <asm/udbg.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include "internal.h"
@@ -7,7 +7,7 @@
#include <linux/memblock.h>
#include <linux/sched/task.h>
#include <asm/pgalloc.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <mm/mmu_decl.h>
static pgprot_t __init kasan_prot_ro(void)
@@ -26,7 +26,7 @@
#include <asm/svm.h>
#include <asm/mmzone.h>
#include <asm/ftrace.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/setup.h>
#include <asm/fixmap.h>
@@ -24,7 +24,7 @@
#include <asm/mmu.h>
#include <asm/page.h>
#include <asm/cacheflush.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/smp.h>
#include <mm/mmu_decl.h>
@@ -10,7 +10,7 @@
#include <asm/pgalloc.h>
#include <asm/tlb.h>
#include <asm/dma.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <mm/mmu_decl.h>
@@ -37,7 +37,7 @@
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
#include <asm/tlb.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/cputhreads.h>
#include <asm/hugetlb.h>
#include <asm/paca.h>
@@ -18,7 +18,7 @@
#include <linux/bpf.h>
#include <asm/kprobes.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include "bpf_jit.h"
@@ -14,7 +14,7 @@
#include <asm/machdep.h>
#include <asm/firmware.h>
#include <asm/ptrace.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/inst.h>
#define PERF_8xx_ID_CPU_CYCLES 1
@@ -16,7 +16,7 @@
#include <asm/machdep.h>
#include <asm/firmware.h>
#include <asm/ptrace.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/hw_irq.h>
#include <asm/interrupt.h>
@@ -23,7 +23,7 @@
#include <asm/mpic.h>
#include <asm/cacheflush.h>
#include <asm/dbell.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/cputhreads.h>
#include <asm/fsl_pm.h>
@@ -12,7 +12,7 @@
#include <linux/delay.h>
#include <linux/pgtable.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/page.h>
#include <asm/pci-bridge.h>
#include <asm/mpic.h>
@@ -35,7 +35,7 @@
#include <asm/firmware.h>
#include <asm/rtas.h>
#include <asm/cputhreads.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include "interrupt.h"
#include <asm/udbg.h>
@@ -35,7 +35,7 @@
#include <asm/ptrace.h>
#include <linux/atomic.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/irq.h>
#include <asm/page.h>
#include <asm/sections.h>
@@ -18,7 +18,7 @@
#include <asm/opal.h>
#include <asm/cputhreads.h>
#include <asm/cpuidle.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/smp.h>
#include <asm/runlatch.h>
#include <asm/dbell.h>
@@ -28,7 +28,7 @@
#include <asm/xive.h>
#include <asm/opal.h>
#include <asm/runlatch.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/dbell.h>
#include <asm/kvm_ppc.h>
#include <asm/ppc-opcode.h>
@@ -39,7 +39,7 @@
#include <asm/xive.h>
#include <asm/dbell.h>
#include <asm/plpar_wrappers.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/svm.h>
#include <asm/kvm_guest.h>
@@ -50,7 +50,7 @@
#include <asm/xive.h>
#include <asm/opal.h>
#include <asm/firmware.h>
-#include <asm/code-patching.h>
+#include <asm/text-patching.h>
#include <asm/sections.h>
#include <asm/inst.h>
#include <asm/interrupt.h>
@@ -13,7 +13,7 @@
#include <asm/alternative.h>
#include <asm/cacheflush.h>
#include <asm/errata_list.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/processor.h>
#include <asm/sbi.h>
#include <asm/vendorid_list.h>
@@ -8,7 +8,7 @@
#include <linux/module.h>
#include <linux/string.h>
#include <linux/bug.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/alternative.h>
#include <asm/vendorid_list.h>
#include <asm/errata_list.h>
@@ -16,7 +16,7 @@
#include <asm/errata_list.h>
#include <asm/hwprobe.h>
#include <asm/io.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/vendorid_list.h>
#include <asm/vendor_extensions.h>
similarity index 100%
rename from arch/riscv/include/asm/patch.h
rename to arch/riscv/include/asm/text-patching.h
@@ -4,7 +4,7 @@
#define _ASM_RISCV_UPROBES_H
#include <asm/probes.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/bug.h>
#define MAX_UINSN_BYTES 8
@@ -18,7 +18,7 @@
#include <asm/sbi.h>
#include <asm/csr.h>
#include <asm/insn.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
struct cpu_manufacturer_info_t {
unsigned long vendor_id;
@@ -20,7 +20,8 @@
#include <asm/cacheflush.h>
#include <asm/cpufeature.h>
#include <asm/hwcap.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
+#include <asm/hwprobe.h>
#include <asm/processor.h>
#include <asm/sbi.h>
#include <asm/vector.h>
@@ -10,7 +10,7 @@
#include <linux/memory.h>
#include <linux/stop_machine.h>
#include <asm/cacheflush.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#ifdef CONFIG_DYNAMIC_FTRACE
void ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex)
@@ -10,7 +10,7 @@
#include <linux/mutex.h>
#include <asm/bug.h>
#include <asm/cacheflush.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#define RISCV_INSN_NOP 0x00000013U
#define RISCV_INSN_JAL 0x0000006fU
@@ -13,7 +13,7 @@
#include <asm/cacheflush.h>
#include <asm/fixmap.h>
#include <asm/ftrace.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/sections.h>
struct patch_insn {
@@ -12,7 +12,7 @@
#include <asm/sections.h>
#include <asm/cacheflush.h>
#include <asm/bug.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include "decode-insn.h"
@@ -10,7 +10,7 @@
#include <linux/filter.h>
#include <linux/memory.h>
#include <linux/stop_machine.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/cfi.h>
#include <asm/percpu.h>
#include "bpf_jit.h"
@@ -9,7 +9,7 @@
#include <linux/bpf.h>
#include <linux/filter.h>
#include <linux/memory.h>
-#include <asm/patch.h>
+#include <asm/text-patching.h>
#include <asm/cfi.h>
#include "bpf_jit.h"
@@ -3,3 +3,4 @@ generated-y += syscall_table.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
generic-y += parport.h
+generic-y += text-patching.h
@@ -4,3 +4,4 @@ generated-y += syscall_table_64.h
generic-y += agp.h
generic-y += kvm_para.h
generic-y += mcs_spinlock.h
+generic-y += text-patching.h
@@ -468,6 +468,11 @@ void *text_poke(void *addr, const void *opcode, size_t len)
return memcpy(addr, opcode, len);
}
+void *text_poke_copy(void *addr, const void *opcode, size_t len)
+{
+ return text_poke(addr, opcode, len);
+}
+
void text_poke_sync(void)
{
}
@@ -35,6 +35,7 @@ extern void *text_poke(void *addr, const void *opcode, size_t len);
extern void text_poke_sync(void);
extern void *text_poke_kgdb(void *addr, const void *opcode, size_t len);
extern void *text_poke_copy(void *addr, const void *opcode, size_t len);
+#define text_poke_copy text_poke_copy
extern void *text_poke_copy_locked(void *addr, const void *opcode, size_t len, bool core_ok);
extern void *text_poke_set(void *addr, int c, size_t len);
extern int poke_int3_handler(struct pt_regs *regs);
@@ -8,3 +8,4 @@ generic-y += parport.h
generic-y += qrwlock.h
generic-y += qspinlock.h
generic-y += user.h
+generic-y += text-patching.h
new file mode 100644
@@ -0,0 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_GENERIC_TEXT_PATCHING_H
+#define _ASM_GENERIC_TEXT_PATCHING_H
+
+#endif /* _ASM_GENERIC_TEXT_PATCHING_H */
new file mode 100644
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_TEXT_PATCHING_H
+#define _LINUX_TEXT_PATCHING_H
+
+#include <asm/text-patching.h>
+
+#ifndef text_poke_copy
+static inline void *text_poke_copy(void *dst, const void *src, size_t len)
+{
+ return memcpy(dst, src, len);
+}
+#define text_poke_copy text_poke_copy
+#endif
+
+#endif /* _LINUX_TEXT_PATCHING_H */